ThingsIf you want to boost your productivity, you have to try Things: The app is about as comprehensive as they come in terms of organizing your life and daily tasks, and it has companion apps for your phone and desktop. The Apple Watch part of the app lets you see what you need to do, tick items of your to-do lists, and more, all from your wrist. It's going to cost you, but it's an app that justifies the expenditure.
Things ($9.99)Tiny ArmiesGames don't usually work on the tiny screen of the Apple Watch, but Tiny Armies is an exception. Its simple gameplay and graphics make it perfect for passing a few minutes of idle time, in quick bursts, and the experience on the Apple Watch isn't too different from playing it on an iPhone or an iPad. The aim of the game is to conquer the armies of your opponent with some careful strategic thinking and some well-placed finger swipes.